Theresa O' Hair, FNP
NPI 1942467519 · Acute Care Nurse Practitioner · Oroville, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theresa O' Hair, FNP is a Acute Care Nurse Practitioner provider in Oroville, CA (NPI 1942467519).
Provider details
- NPI number
- 1942467519
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 18067 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 277 | 84 |
| Lisinopril | 200 | 61 |
| Metformin Hcl | 193 | 54 |
| Amlodipine Besylate | 166 | 52 |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 125 | 25 |
| Levothyroxine Sodium | 124 | 35 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$985 across 45 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-20
- Last updated
- 2012-10-19
Frequently asked questions
- What is Theresa O' Hair's NPI number?
- Theresa O' Hair's National Provider Identifier (NPI) is 1942467519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa O' Hair's specialty?
- Theresa O' Hair is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Theresa O' Hair located?
- Theresa O' Hair's practice location on file with NPPES is 2721 Olive Hwy, Oroville, CA 95966-6115.
- What is Theresa O' Hair's phone number?
- The practice phone number listed in the NPPES registry for Theresa O' Hair is (530) 533-1554.
- Does Theresa O' Hair accept Medicare?
- Theresa O' Hair is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theresa O' Hair's NPI active?
- Yes — Theresa O' Hair's NPI (1942467519) is active in the NPPES registry as of the last update on 2012-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.